I think at this pointed I tested most of possible options for mobile gaming + controllers… : r/Backbone
The Best Smartphone Gaming Controllers 2023
Turn your iPhone into a gaming console with BACKBONE One mobile gaming controller. Play Xbox, Playstation, Call of Duty, Roblox, Genshin Impact & more
BACKBONE One Mobile Gaming Controller for Android and iPhone 15 Series (USB-C) - 2nd Gen - Turn Your Phone into a Gaming Console - Play Xbox
Backbone One Mobile Gaming Controller (USB-C) - 2nd Generation - Apple
REVIEW: 🔥 BACKBONE One Mobile Xbox, PC & Playstation Gaming Controller for Android or iPhone
Backbone One PlayStation Edition (USB-C) Mobile Gaming Controller for iPhone 15 Series and Android 2nd Generation White BB-51-P-WS - Best Buy
BACKBONE One Mobile Gaming Controller for iPhone (Lightning) - PlayStation Edition - Turn Your iPhone into a Gaming Console - Play Xbox, PlayStation, Call of Duty, Roblox, Genshin Impact & More
Backbone One Review
The best game controllers for Android smartphones in 2022
iPhone 15 already compatible with USB-C Backbone One controllers made for Android - 9to5Mac
Backbone One PlayStation edition - the best iPhone gaming controller?
The best game controllers for Android smartphones in 2022